package com.ljfiction.book.http;

import android.util.Log;


import com.ljfiction.book.tools.SettingManager;

import java.io.BufferedReader;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.io.PrintWriter;
import java.net.HttpURLConnection;
import java.net.URL;
import java.util.List;
import java.util.Map;

public class HttpTool {

    private static final int TIMEOUT_IN_MILLIONS = 8000;

    /**
     * Get请求，获得返回数据
     *
     * @param urlStr
     * @return
     * @throws Exception
     */
    public static String doGet(String urlStr) {
        URL url = null;
        HttpURLConnection conn = null;
        InputStream is = null;
        ByteArrayOutputStream baos = null;
        Log.i("urlStr-get", urlStr);
        try {
            /*urlStr= URLEncoder.encode(urlStr, "UTF-8");
            urlStr= URLEncoder.encode(urlStr, "UTF-8");*/
            url = new URL(urlStr.replaceAll(" ","%20"));
            conn = (HttpURLConnection) url.openConnection();
            conn.setRequestProperty("Cookie", SettingManager.getInstance().getSessionId());
            conn.setReadTimeout(TIMEOUT_IN_MILLIONS);
            conn.setConnectTimeout(TIMEOUT_IN_MILLIONS);
            conn.setRequestMethod("GET");
            conn.setRequestProperty("accept", "*/*");
            conn.setRequestProperty("connection", "Keep-Alive");
            conn.setRequestProperty("Content-type", "text/html");
            conn.setRequestProperty("Accept-Charset", "utf-8");
            conn.setRequestProperty("contentType", "utf-8");
            conn.connect();
            if (conn.getResponseCode() == 200) {
                is = conn.getInputStream();
                baos = new ByteArrayOutputStream();
                int len = -1;
                byte[] buf = new byte[1024];
                while ((len = is.read(buf)) != -1) {
                    baos.write(buf, 0, len);
                }
                baos.flush();
                return baos.toString();
            } else {
                throw new RuntimeException(" responseCode is not 200 ... ");
            }

        } catch (Exception e) {
            e.printStackTrace();
        } finally {
            try {
                if (is != null)
                    is.close();
            } catch (IOException e) {
            }
            try {
                if (baos != null)
                    baos.close();
            } catch (IOException e) {
            }
            conn.disconnect();
        }

        return "";

    }

    /**
     * 向指定 URL 发送POST方法的请求(没有文件参数的post)
     *
     * @param url   发送请求的 URL
     * @param parameter 请求参数(请求参数应该转换 name1=value1&name2=value2 的形式。)
     * @return 所代表远程资源的响应结果
     * @throws Exception
     */
    public static String doPost(String url,HttpParameter parameter) {
        PrintWriter out = null;
        BufferedReader in = null;
        String result = "";
        try {
            URL realUrl = new URL(url);
            // 打开和URL之间的连接
            HttpURLConnection conn = (HttpURLConnection) realUrl.openConnection();
            conn.setRequestProperty("Cookie", SettingManager.getInstance().getSessionId());
            // 设置通用的请求属性
            conn.setRequestProperty("accept", "*/*");
            conn.setRequestProperty("connection", "Keep-Alive");
            conn.setRequestMethod("POST");
            conn.setRequestProperty("Content-Type",  "application/x-www-form-urlencoded");
            conn.setRequestProperty("charset", "utf-8");
            conn.setUseCaches(false);
            // 发送POST请求必须设置如下两行
            conn.setDoOutput(true);
            conn.setDoInput(true);
            conn.setReadTimeout(TIMEOUT_IN_MILLIONS);
            conn.setConnectTimeout(TIMEOUT_IN_MILLIONS);
            conn.connect();

            StringBuffer param=new StringBuffer();
            List<Map<String, String>> list =parameter.getList();
            for (int i = 0; i < list.size(); i++) {//装换参数
                if (i!=0){
                    param.append("&");
                }
                Map<String, String> map=list.get(i);
                param.append(map.get("name") + "=" + map.get("value"));
            }
            if (!(param.toString().trim().equals(""))) {
                // 获取URLConnection对象对应的输出流
                out = new PrintWriter(conn.getOutputStream());
                // 发送请求参数
                out.print(param);
                // flush输出流的缓冲
                out.flush();
            }
            // 定义BufferedReader输入流来读取URL的响应
            in = new BufferedReader( new InputStreamReader(conn.getInputStream()));
            String line;
            while ((line = in.readLine())!= null) {
                result += line;
            }
        } catch (Exception e) {

            e.printStackTrace();
        }
        // 使用finally块来关闭输出流、输入流
        finally {
            try {
                if (out != null) {
                    out.close();
                }
                if (in != null) {
                    in.close();
                }

            } catch (IOException ex) {
                ex.printStackTrace();
            }
        }
        return result;
    }



}
